Publicação do pedido de patente
#3.1
03/22/1988
RPI 909
Application data
Number
PI8703493Type
Filing
Publication
The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 03/22/1988. We update with every new RPI gazette, published weekly.
Applicants
Solvay & Cie
BE
Inventors
E. C. (pessoa física)
BE
J. D. (pessoa física)
BE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/22/1988
RPI 909
#2.1
09/01/1987
RPI 880
#21.1
Patente extinta em 08/07/2002
07/29/2008
RPI 1960
#16.1
09/26/1995
RPI 1295
#9.1
03/07/1995
RPI 1266
#6.1
10/11/1994
RPI 1245
#4.1
10/16/1990
RPI 1037
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.